content: /*
   * 支付宝开放平台API
   * 支付宝开放平台v3协议文档
   *
   * The version of the OpenAPI document: 2025-08-26
   * 
   *
   * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
   * https://openapi-generator.tech
   * Do not edit the class manually.
   */
  
  
  package com.alipay.v3.model;
  
  import java.util.Objects;
  import java.util.Arrays;
  import com.alipay.v3.model.CustomsDeclareBuyerInfo;
  import com.google.gson.TypeAdapter;
  import com.google.gson.annotations.JsonAdapter;
  import com.google.gson.annotations.SerializedName;
  import com.google.gson.stream.JsonReader;
  import com.google.gson.stream.JsonWriter;
  import io.swagger.annotations.ApiModel;
  import io.swagger.annotations.ApiModelProperty;
  import java.io.IOException;
  
  import com.google.gson.Gson;
  import com.google.gson.GsonBuilder;
  import com.google.gson.JsonArray;
  import com.google.gson.JsonDeserializationContext;
  import com.google.gson.JsonDeserializer;
  import com.google.gson.JsonElement;
  import com.google.gson.JsonObject;
  import com.google.gson.JsonParseException;
  import com.google.gson.TypeAdapterFactory;
  import com.google.gson.reflect.TypeToken;
  
  import java.lang.reflect.Type;
  import java.util.HashMap;
  import java.util.HashSet;
  import java.util.Map;
  import java.util.Map.Entry;
  import java.util.Set;
  
  import com.alipay.v3.JSON;
  
  /**
   * AlipayTradeCustomsDeclareModel
   */
  @javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen")
  public class AlipayTradeCustomsDeclareModel {
    public static final String SERIALIZED_NAME_AMOUNT = "amount";
    @SerializedName(SERIALIZED_NAME_AMOUNT)
    private String amount;
  
    public static final String SERIALIZED_NAME_BUYER_INFO = "buyer_info";
    @SerializedName(SERIALIZED_NAME_BUYER_INFO)
    private CustomsDeclareBuyerInfo buyerInfo;
  
    public static final String SERIALIZED_NAME_CUSTOMS_PLACE = "customs_place";
    @SerializedName(SERIALIZED_NAME_CUSTOMS_PLACE)
    private String customsPlace;
  
    public static final String SERIALIZED_NAME_DECLARE_MODE = "declare_mode";
    @SerializedName(SERIALIZED_NAME_DECLARE_MODE)
    private Integer declareMode;
  
    public static final String SERIALIZED_NAME_DEPOSIT_TRADE_NO = "deposit_trade_no";
    @SerializedName(SERIALIZED_NAME_DEPOSIT_TRADE_NO)
    private String depositTradeNo;
  
    public static final String SERIALIZED_NAME_IS_SPLIT = "is_split";
    @SerializedName(SERIALIZED_NAME_IS_SPLIT)
    private String isSplit;
  
    public static final String SERIALIZED_NAME_MERCHANT_CUSTOMS_CODE = "merchant_customs_code";
    @SerializedName(SERIALIZED_NAME_MERCHANT_CUSTOMS_CODE)
    private String merchantCustomsCode;
  
    public static final String SERIALIZED_NAME_MERCHANT_CUSTOMS_NAME = "merchant_customs_name";
    @SerializedName(SERIALIZED_NAME_MERCHANT_CUSTOMS_NAME)
    private String merchantCustomsName;
  
    public static final String SERIALIZED_NAME_MERCHANT_ID = "merchant_id";
    @SerializedName(SERIALIZED_NAME_MERCHANT_ID)
    private String merchantId;
  
    public static final String SERIALIZED_NAME_OUT_REQUEST_NO = "out_request_no";
    @SerializedName(SERIALIZED_NAME_OUT_REQUEST_NO)
    private String outRequestNo;
  
    public static final String SERIALIZED_NAME_OUT_TRADE_NO = "out_trade_no";
    @SerializedName(SERIALIZED_NAME_OUT_TRADE_NO)
    private String outTradeNo;
  
    public static final String SERIALIZED_NAME_SUB_OUT_BIZ_NO = "sub_out_biz_no";
    @SerializedName(SERIALIZED_NAME_SUB_OUT_BIZ_NO)
    private String subOutBizNo;
  
    public static final String SERIALIZED_NAME_TRADE_NO = "trade_no";
    @SerializedName(SERIALIZED_NAME_TRADE_NO)
    private String tradeNo;
  
    public AlipayTradeCustomsDeclareModel() { 
    }
  
    public AlipayTradeCustomsDeclareModel amount(String amount) {
      
      this.amount = amount;
      return this;
    }
  
     /**
     * 报关金额，单位为人民币“元”，精确到小数点后2位。
     * @return amount
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "2", value = "报关金额，单位为人民币“元”，精确到小数点后2位。")
  
    public String getAmount() {
      return amount;
    }
  
  
    public void setAmount(String amount) {
      this.amount = amount;
    }
  
  
    public AlipayTradeCustomsDeclareModel buyerInfo(CustomsDeclareBuyerInfo buyerInfo) {
      
      this.buyerInfo = buyerInfo;
      return this;
    }
  
     /**
     * Get buyerInfo
     * @return buyerInfo
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(value = "")
  
    public CustomsDeclareBuyerInfo getBuyerInfo() {
      return buyerInfo;
    }
  
  
    public void setBuyerInfo(CustomsDeclareBuyerInfo buyerInfo) {
      this.buyerInfo = buyerInfo;
    }
  
  
    public AlipayTradeCustomsDeclareModel customsPlace(String customsPlace) {
      
      this.customsPlace = customsPlace;
      return this;
    }
  
     /**
     * 海关编号（大小写皆可）。参见“ &lt;a href&#x3D;\&quot;https://opendocs.alipay.com/pre-open/01x3kh#%E6%B5%B7%E5%85%B3%E7%BC%96%E5%8F%B7\&quot;&gt;海关编号&lt;/a&gt;”。
     * @return customsPlace
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "ZONGSHU", value = "海关编号（大小写皆可）。参见“ <a href=\"https://opendocs.alipay.com/pre-open/01x3kh#%E6%B5%B7%E5%85%B3%E7%BC%96%E5%8F%B7\">海关编号</a>”。")
  
    public String getCustomsPlace() {
      return customsPlace;
    }
  
  
    public void setCustomsPlace(String customsPlace) {
      this.customsPlace = customsPlace;
    }
  
  
    public AlipayTradeCustomsDeclareModel declareMode(Integer declareMode) {
      
      this.declareMode = declareMode;
      return this;
    }
  
     /**
     * 报关模式，默认可空，1表示需要强校验买家和支付人的身份信息。
     * @return declareMode
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "1", value = "报关模式，默认可空，1表示需要强校验买家和支付人的身份信息。")
  
    public Integer getDeclareMode() {
      return declareMode;
    }
  
  
    public void setDeclareMode(Integer declareMode) {
      this.declareMode = declareMode;
    }
  
  
    public AlipayTradeCustomsDeclareModel depositTradeNo(String depositTradeNo) {
      
      this.depositTradeNo = depositTradeNo;
      return this;
    }
  
     /**
     * 定金在支付宝系统中的交易流水号，最长64位。当该参数不为空时，代表为”定金+尾款“报关场景。
     * @return depositTradeNo
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "2022110322001431071435352949", value = "定金在支付宝系统中的交易流水号，最长64位。当该参数不为空时，代表为”定金+尾款“报关场景。")
  
    public String getDepositTradeNo() {
      return depositTradeNo;
    }
  
  
    public void setDepositTradeNo(String depositTradeNo) {
      this.depositTradeNo = depositTradeNo;
    }
  
  
    public AlipayTradeCustomsDeclareModel isSplit(String isSplit) {
      
      this.isSplit = isSplit;
      return this;
    }
  
     /**
     * 商户控制本单是否拆单的报关参数。  仅当该参数传值为T或者t时，才会触发拆单。
     * @return isSplit
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "T", value = "商户控制本单是否拆单的报关参数。  仅当该参数传值为T或者t时，才会触发拆单。")
  
    public String getIsSplit() {
      return isSplit;
    }
  
  
    public void setIsSplit(String isSplit) {
      this.isSplit = isSplit;
    }
  
  
    public AlipayTradeCustomsDeclareModel merchantCustomsCode(String merchantCustomsCode) {
      
      this.merchantCustomsCode = merchantCustomsCode;
      return this;
    }
  
     /**
     * 商户在海关备案的编号。
     * @return merchantCustomsCode
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "737203458", value = "商户在海关备案的编号。")
  
    public String getMerchantCustomsCode() {
      return merchantCustomsCode;
    }
  
  
    public void setMerchantCustomsCode(String merchantCustomsCode) {
      this.merchantCustomsCode = merchantCustomsCode;
    }
  
  
    public AlipayTradeCustomsDeclareModel merchantCustomsName(String merchantCustomsName) {
      
      this.merchantCustomsName = merchantCustomsName;
      return this;
    }
  
     /**
     * 商户海关备案名称。
     * @return merchantCustomsName
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "龙腾国际贸易有限公司", value = "商户海关备案名称。")
  
    public String getMerchantCustomsName() {
      return merchantCustomsName;
    }
  
  
    public void setMerchantCustomsName(String merchantCustomsName) {
      this.merchantCustomsName = merchantCustomsName;
    }
  
  
    public AlipayTradeCustomsDeclareModel merchantId(String merchantId) {
      
      this.merchantId = merchantId;
      return this;
    }
  
     /**
     * 国际站商户标识
     * @return merchantId
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "2188120005907173", value = "国际站商户标识")
  
    public String getMerchantId() {
      return merchantId;
    }
  
  
    public void setMerchantId(String merchantId) {
      this.merchantId = merchantId;
    }
  
  
    public AlipayTradeCustomsDeclareModel outRequestNo(String outRequestNo) {
      
      this.outRequestNo = outRequestNo;
      return this;
    }
  
     /**
     * 报关流水号。商户生成的用于唯一标识一次报关操作的业务编号。 建议生成规则：yyyymmdd型8位日期拼接4位序列号。每个报关请求号仅允许传入：数字、英文字母、下划线”_”、短横线”－” 。长度6-64位前后不能有空格
     * @return outRequestNo
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "9193457120563834", value = "报关流水号。商户生成的用于唯一标识一次报关操作的业务编号。 建议生成规则：yyyymmdd型8位日期拼接4位序列号。每个报关请求号仅允许传入：数字、英文字母、下划线”_”、短横线”－” 。长度6-64位前后不能有空格")
  
    public String getOutRequestNo() {
      return outRequestNo;
    }
  
  
    public void setOutRequestNo(String outRequestNo) {
      this.outRequestNo = outRequestNo;
    }
  
  
    public AlipayTradeCustomsDeclareModel outTradeNo(String outTradeNo) {
      
      this.outTradeNo = outTradeNo;
      return this;
    }
  
     /**
     * 国际站外部订单号
     * @return outTradeNo
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "1422534255340818295", value = "国际站外部订单号")
  
    public String getOutTradeNo() {
      return outTradeNo;
    }
  
  
    public void setOutTradeNo(String outTradeNo) {
      this.outTradeNo = outTradeNo;
    }
  
  
    public AlipayTradeCustomsDeclareModel subOutBizNo(String subOutBizNo) {
      
      this.subOutBizNo = subOutBizNo;
      return this;
    }
  
     /**
     * 拆单报关的商户子订单号。 用于区别拆单时不同子单。拆单时必须传入，否则会报INVALID_PARAMETER错误码。
     * @return subOutBizNo
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "2015080811223212345453", value = "拆单报关的商户子订单号。 用于区别拆单时不同子单。拆单时必须传入，否则会报INVALID_PARAMETER错误码。")
  
    public String getSubOutBizNo() {
      return subOutBizNo;
    }
  
  
    public void setSubOutBizNo(String subOutBizNo) {
      this.subOutBizNo = subOutBizNo;
    }
  
  
    public AlipayTradeCustomsDeclareModel tradeNo(String tradeNo) {
      
      this.tradeNo = tradeNo;
      return this;
    }
  
     /**
     * 支付宝交易号。该交易在支付宝系统中的交易流水号，最长64位。
     * @return tradeNo
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "2015051446800462", value = "支付宝交易号。该交易在支付宝系统中的交易流水号，最长64位。")
  
    public String getTradeNo() {
      return tradeNo;
    }
  
  
    public void setTradeNo(String tradeNo) {
      this.tradeNo = tradeNo;
    }
  
    /**
     * A container for additional, undeclared properties.
     * This is a holder for any undeclared properties as specified with
     * the 'additionalProperties' keyword in the OAS document.
     */
    private Map<String, Object> additionalProperties;
  
    /**
     * Set the additional (undeclared) property with the specified name and value.
     * If the property does not already exist, create it otherwise replace it.
     *
     * @param key name of the property
     * @param value value of the property
     * @return the AlipayTradeCustomsDeclareModel instance itself
     */
    public AlipayTradeCustomsDeclareModel putAdditionalProperty(String key, Object value) {
      if (this.additionalProperties == null) {
          this.additionalProperties = new HashMap<String, Object>();
      }
      this.additionalProperties.put(key, value);
      return this;
    }
  
    /**
     * Return the additional (undeclared) property.
     *
     * @return a map of objects
     */
    public Map<String, Object> getAdditionalProperties() {
      return additionalProperties;
    }
  
    /**
     * Return the additional (undeclared) property with the specified name.
     *
     * @param key name of the property
     * @return an object
     */
    public Object getAdditionalProperty(String key) {
      if (this.additionalProperties == null) {
          return null;
      }
      return this.additionalProperties.get(key);
    }
  
  
    @Override
    public boolean equals(Object o) {
      if (this == o) {
        return true;
      }
      if (o == null || getClass() != o.getClass()) {
        return false;
      }
      AlipayTradeCustomsDeclareModel alipayTradeCustomsDeclareModel = (AlipayTradeCustomsDeclareModel) o;
      return Objects.equals(this.amount, alipayTradeCustomsDeclareModel.amount) &&
          Objects.equals(this.buyerInfo, alipayTradeCustomsDeclareModel.buyerInfo) &&
          Objects.equals(this.customsPlace, alipayTradeCustomsDeclareModel.customsPlace) &&
          Objects.equals(this.declareMode, alipayTradeCustomsDeclareModel.declareMode) &&
          Objects.equals(this.depositTradeNo, alipayTradeCustomsDeclareModel.depositTradeNo) &&
          Objects.equals(this.isSplit, alipayTradeCustomsDeclareModel.isSplit) &&
          Objects.equals(this.merchantCustomsCode, alipayTradeCustomsDeclareModel.merchantCustomsCode) &&
          Objects.equals(this.merchantCustomsName, alipayTradeCustomsDeclareModel.merchantCustomsName) &&
          Objects.equals(this.merchantId, alipayTradeCustomsDeclareModel.merchantId) &&
          Objects.equals(this.outRequestNo, alipayTradeCustomsDeclareModel.outRequestNo) &&
          Objects.equals(this.outTradeNo, alipayTradeCustomsDeclareModel.outTradeNo) &&
          Objects.equals(this.subOutBizNo, alipayTradeCustomsDeclareModel.subOutBizNo) &&
          Objects.equals(this.tradeNo, alipayTradeCustomsDeclareModel.tradeNo)&&
          Objects.equals(this.additionalProperties, alipayTradeCustomsDeclareModel.additionalProperties);
    }
  
    @Override
    public int hashCode() {
      return Objects.hash(amount, buyerInfo, customsPlace, declareMode, depositTradeNo, isSplit, merchantCustomsCode, merchantCustomsName, merchantId, outRequestNo, outTradeNo, subOutBizNo, tradeNo, additionalProperties);
    }
  
    @Override
    public String toString() {
      StringBuilder sb = new StringBuilder();
      sb.append("class AlipayTradeCustomsDeclareModel {\n");
      sb.append("    amount: ").append(toIndentedString(amount)).append("\n");
      sb.append("    buyerInfo: ").append(toIndentedString(buyerInfo)).append("\n");
      sb.append("    customsPlace: ").append(toIndentedString(customsPlace)).append("\n");
      sb.append("    declareMode: ").append(toIndentedString(declareMode)).append("\n");
      sb.append("    depositTradeNo: ").append(toIndentedString(depositTradeNo)).append("\n");
      sb.append("    isSplit: ").append(toIndentedString(isSplit)).append("\n");
      sb.append("    merchantCustomsCode: ").append(toIndentedString(merchantCustomsCode)).append("\n");
      sb.append("    merchantCustomsName: ").append(toIndentedString(merchantCustomsName)).append("\n");
      sb.append("    merchantId: ").append(toIndentedString(merchantId)).append("\n");
      sb.append("    outRequestNo: ").append(toIndentedString(outRequestNo)).append("\n");
      sb.append("    outTradeNo: ").append(toIndentedString(outTradeNo)).append("\n");
      sb.append("    subOutBizNo: ").append(toIndentedString(subOutBizNo)).append("\n");
      sb.append("    tradeNo: ").append(toIndentedString(tradeNo)).append("\n");
      sb.append("    additionalProperties: ").append(toIndentedString(additionalProperties)).append("\n");
      sb.append("}");
      return sb.toString();
    }
  
    /**
     * Convert the given object to string with each line indented by 4 spaces
     * (except the first line).
     */
    private String toIndentedString(Object o) {
      if (o == null) {
        return "null";
      }
      return o.toString().replace("\n", "\n    ");
    }
  
  
    public static HashSet<String> openapiFields;
    public static HashSet<String> openapiRequiredFields;
  
    static {
      // a set of all properties/fields (JSON key names)
      openapiFields = new HashSet<String>();
      openapiFields.add("amount");
      openapiFields.add("buyer_info");
      openapiFields.add("customs_place");
      openapiFields.add("declare_mode");
      openapiFields.add("deposit_trade_no");
      openapiFields.add("is_split");
      openapiFields.add("merchant_customs_code");
      openapiFields.add("merchant_customs_name");
      openapiFields.add("merchant_id");
      openapiFields.add("out_request_no");
      openapiFields.add("out_trade_no");
      openapiFields.add("sub_out_biz_no");
      openapiFields.add("trade_no");
  
      // a set of required properties/fields (JSON key names)
      openapiRequiredFields = new HashSet<String>();
    }
  
   /**
    * Validates the JSON Object and throws an exception if issues found
    *
    * @param jsonObj JSON Object
    * @throws IOException if the JSON Object is invalid with respect to AlipayTradeCustomsDeclareModel
    */
    public static void validateJsonObject(JsonObject jsonObj) throws IOException {
        if (jsonObj == null) {
          if (AlipayTradeCustomsDeclareModel.openapiRequiredFields.isEmpty()) {
            return;
          } else { // has required fields
            throw new IllegalArgumentException(String.format("The required field(s) %s in AlipayTradeCustomsDeclareModel is not found in the empty JSON string", AlipayTradeCustomsDeclareModel.openapiRequiredFields.toString()));
          }
        }
        if (jsonObj.get("amount") != null && !jsonObj.get("amount").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `amount` to be a primitive type in the JSON string but got `%s`", jsonObj.get("amount").toString()));
        }
        // validate the optional field `buyer_info`
        if (jsonObj.getAsJsonObject("buyer_info") != null) {
          CustomsDeclareBuyerInfo.validateJsonObject(jsonObj.getAsJsonObject("buyer_info"));
        }
        if (jsonObj.get("customs_place") != null && !jsonObj.get("customs_place").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `customs_place` to be a primitive type in the JSON string but got `%s`", jsonObj.get("customs_place").toString()));
        }
        if (jsonObj.get("deposit_trade_no") != null && !jsonObj.get("deposit_trade_no").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `deposit_trade_no` to be a primitive type in the JSON string but got `%s`", jsonObj.get("deposit_trade_no").toString()));
        }
        if (jsonObj.get("is_split") != null && !jsonObj.get("is_split").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `is_split` to be a primitive type in the JSON string but got `%s`", jsonObj.get("is_split").toString()));
        }
        if (jsonObj.get("merchant_customs_code") != null && !jsonObj.get("merchant_customs_code").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `merchant_customs_code` to be a primitive type in the JSON string but got `%s`", jsonObj.get("merchant_customs_code").toString()));
        }
        if (jsonObj.get("merchant_customs_name") != null && !jsonObj.get("merchant_customs_name").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `merchant_customs_name` to be a primitive type in the JSON string but got `%s`", jsonObj.get("merchant_customs_name").toString()));
        }
        if (jsonObj.get("merchant_id") != null && !jsonObj.get("merchant_id").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `merchant_id` to be a primitive type in the JSON string but got `%s`", jsonObj.get("merchant_id").toString()));
        }
        if (jsonObj.get("out_request_no") != null && !jsonObj.get("out_request_no").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `out_request_no` to be a primitive type in the JSON string but got `%s`", jsonObj.get("out_request_no").toString()));
        }
        if (jsonObj.get("out_trade_no") != null && !jsonObj.get("out_trade_no").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `out_trade_no` to be a primitive type in the JSON string but got `%s`", jsonObj.get("out_trade_no").toString()));
        }
        if (jsonObj.get("sub_out_biz_no") != null && !jsonObj.get("sub_out_biz_no").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `sub_out_biz_no` to be a primitive type in the JSON string but got `%s`", jsonObj.get("sub_out_biz_no").toString()));
        }
        if (jsonObj.get("trade_no") != null && !jsonObj.get("trade_no").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `trade_no` to be a primitive type in the JSON string but got `%s`", jsonObj.get("trade_no").toString()));
        }
    }
  
    public static class CustomTypeAdapterFactory implements TypeAdapterFactory {
      @SuppressWarnings("unchecked")
      @Override
      public <T> TypeAdapter<T> create(Gson gson, TypeToken<T> type) {
         if (!AlipayTradeCustomsDeclareModel.class.isAssignableFrom(type.getRawType())) {
           return null; // this class only serializes 'AlipayTradeCustomsDeclareModel' and its subtypes
         }
         final TypeAdapter<JsonElement> elementAdapter = gson.getAdapter(JsonElement.class);
         final TypeAdapter<AlipayTradeCustomsDeclareModel> thisAdapter
                          = gson.getDelegateAdapter(this, TypeToken.get(AlipayTradeCustomsDeclareModel.class));
  
         return (TypeAdapter<T>) new TypeAdapter<AlipayTradeCustomsDeclareModel>() {
             @Override
             public void write(JsonWriter out, AlipayTradeCustomsDeclareModel value) throws IOException {
               JsonObject obj = thisAdapter.toJsonTree(value).getAsJsonObject();
               obj.remove("additionalProperties");
               // serialize additonal properties
               if (value.getAdditionalProperties() != null) {
                 for (Map.Entry<String, Object> entry : value.getAdditionalProperties().entrySet()) {
                   if (entry.getValue() instanceof String)
                     obj.addProperty(entry.getKey(), (String) entry.getValue());
                   else if (entry.getValue() instanceof Number)
                     obj.addProperty(entry.getKey(), (Number) entry.getValue());
                   else if (entry.getValue() instanceof Boolean)
                     obj.addProperty(entry.getKey(), (Boolean) entry.getValue());
                   else if (entry.getValue() instanceof Character)
                     obj.addProperty(entry.getKey(), (Character) entry.getValue());
                   else {
                     obj.add(entry.getKey(), gson.toJsonTree(entry.getValue()).getAsJsonObject());
                   }
                 }
               }
               elementAdapter.write(out, obj);
             }
  
             @Override
             public AlipayTradeCustomsDeclareModel read(JsonReader in) throws IOException {
               JsonObject jsonObj = elementAdapter.read(in).getAsJsonObject();
               validateJsonObject(jsonObj);
               // store additional fields in the deserialized instance
               AlipayTradeCustomsDeclareModel instance = thisAdapter.fromJsonTree(jsonObj);
               for (Map.Entry<String, JsonElement> entry : jsonObj.entrySet()) {
                 if (!openapiFields.contains(entry.getKey())) {
                   if (entry.getValue().isJsonPrimitive()) { // primitive type
                     if (entry.getValue().getAsJsonPrimitive().isString())
                       instance.putAdditionalProperty(entry.getKey(), entry.getValue().getAsString());
                     else if (entry.getValue().getAsJsonPrimitive().isNumber())
                       instance.putAdditionalProperty(entry.getKey(), entry.getValue().getAsNumber());
                     else if (entry.getValue().getAsJsonPrimitive().isBoolean())
                       instance.putAdditionalProperty(entry.getKey(), entry.getValue().getAsBoolean());
                     else
                       throw new IllegalArgumentException(String.format("The field `%s` has unknown primitive type. Value: %s", entry.getKey(), entry.getValue().toString()));
                   } else { // non-primitive type
                     instance.putAdditionalProperty(entry.getKey(), gson.fromJson(entry.getValue(), HashMap.class));
                   }
                 }
               }
               return instance;
             }
  
         }.nullSafe();
      }
    }
  
   /**
    * Create an instance of AlipayTradeCustomsDeclareModel given an JSON string
    *
    * @param jsonString JSON string
    * @return An instance of AlipayTradeCustomsDeclareModel
    * @throws IOException if the JSON string is invalid with respect to AlipayTradeCustomsDeclareModel
    */
    public static AlipayTradeCustomsDeclareModel fromJson(String jsonString) throws IOException {
      return JSON.getGson().fromJson(jsonString, AlipayTradeCustomsDeclareModel.class);
    }
  
   /**
    * Convert an instance of AlipayTradeCustomsDeclareModel to an JSON string
    *
    * @return JSON string
    */
    public String toJson() {
      return JSON.getGson().toJson(this);
    }
  }
  
  